Home / 65,009.56-97,518.12-18,266.08

Finding the Fourth Proportional to 65,009.56, 97,518.12 and 18,266.08

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Solution

The fourth proportional to 65,009.56, 97,518.12 and 18,266.08 is: 27,400.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,009.56 : 97,518.12 = 18,266.08 : x
  2. Step 2: Convert to fraction form
    65,009.56/97,518.12 = 18,266.08/x
  3. Step 3: Cross multiply
    65,009.56x = 97,518.12 × 18,266.08
  4. Step 4: Simplify right side
    65,009.56x = 1,781,273,781.37
  5. Step 5: Solve for x
    x = 1,781,273,781.37/65,009.56
  6. Step 6: Final answer
    x = 27,400.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.